locationmapnavfw/library/src/mnmapimage.cpp
changeset 0 667063e416a2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/locationmapnavfw/library/src/mnmapimage.cpp	Tue Feb 02 01:06:48 2010 +0200
@@ -0,0 +1,282 @@
+/*
+* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  CMnMapImage class implementation
+*
+*/
+
+
+#include <e32base.h>
+#include <e32math.h>
+#include <AknServerApp.h>
+#include <apaserverapp.h>
+#include <ecom/ecom.h>
+#include <fbs.h>
+
+#include "mnappservices.hrh"
+#include "mnerrors.h"
+#include "mninternal.h"
+#include "mnprovider.h"
+#include "mnmapimageserviceclient.h"
+#include "mncoordinateconverterbase.h"
+#include "mnmapimageparams.h"
+#include "mnactivecallback.h"
+#include "mnmapimage.h"
+
+// ============================== MEMBER FUNCTIONS ===========================
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+CMnMapImage::CMnMapImage()
+    {
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CMnMapImage* CMnMapImage::NewL( CMnProvider& aProvider )
+    {
+    CMnMapImage* self = new (ELeave) CMnMapImage;
+    CleanupStack::PushL( self );
+    self->ConstructL( aProvider );
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+void CMnMapImage::ConstructL( CMnProvider& aProvider )
+    {
+    if ( !( aProvider.SupportedServices() & CMnProvider::EServiceMapImage ) )
+        {
+        User::Leave( KErrNotSupported );
+        }
+
+    iProviderFeatures = aProvider.SupportedFeatures( CMnProvider::EServiceMapImage );
+    
+    iCoordConverter = CMnCoordinateConverterBase::NewL( aProvider.Uid() );    
+
+    iSession = new (ELeave) RMnMapImageServiceClient();
+    iSession->ConnectL( aProvider.Uid() );
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CMnMapImage::~CMnMapImage()
+    {
+    if ( iActiveCallback )
+        {
+        iActiveCallback->Cancel();
+        delete iActiveCallback;
+        }
+        
+    delete iExitMonitor;
+    
+    if ( iSession )
+        {
+        iSession->Close();
+        delete iSession;
+        }
+        
+    delete iCoordConverter;
+    REComSession::FinalClose();    
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TMnMapImageParams::TMapImageTypes CMnMapImage::SupportedImageTypes()
+    {
+    TMnMapImageParams::TMapImageTypes supportedTypes( TMnMapImageParams::ETypeUnspecified );
+
+    if ( iProviderFeatures & KMnSvcFeatureVectorMap )
+        {
+        supportedTypes |= TMnMapImageParams::ETypeVectorMap;
+        }
+    if ( iProviderFeatures & KMnSvcFeatureSatelliteImage )
+        {
+        supportedTypes |= TMnMapImageParams::ETypeSatelliteImage;
+        }
+    return supportedTypes;
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TMnMapImageParams& CMnMapImage::MapImageParams()
+    {
+    return iMapImageParams;
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C const TMnMapImageParams& CMnMapImage::MapImageParams() const    
+    {
+    return iMapImageParams;
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnMapImage::SetMapImageParams( TMnMapImageParams& aImageParams )
+    {
+    iMapImageParams = aImageParams;
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnMapImage::SetTargetOrigin( const TPoint& aOrigin )
+    {
+    iTargetOrigin = aOrigin;
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TPoint CMnMapImage::TargetOrigin()
+    {
+    return iTargetOrigin;
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnMapImage::SetShowOptions( const TShowOptions& aOptions )
+    {
+    iShowOptions = aOptions;
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CMnMapImage::TShowOptions CMnMapImage::ShowOptions() const
+    {
+    return iShowOptions;
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnMapImage::RenderL( CFbsBitmap& aBitmap, TRequestStatus& aStatus )
+    {
+    if ( iTargetOrigin.iX < 0 || iTargetOrigin.iY < 0 )    
+         {
+         User::Leave( KErrArgument );
+         }
+        
+    if ( aBitmap.SizeInPixels().iWidth < 
+         iMapImageParams.Size().iWidth + iTargetOrigin.iX || 
+         aBitmap.SizeInPixels().iHeight < 
+         iMapImageParams.Size().iHeight + iTargetOrigin.iY )
+         {
+         User::Leave( KErrArgument );
+         }
+         
+    if ( iMapImageParams.ImageType() != TMnMapImageParams::ETypeUnspecified &&
+         !( iMapImageParams.ImageType() & SupportedImageTypes() )  )
+        {
+        User::Leave( KErrArgument );
+        }
+
+    TMnMapImageOptions options;
+    options.iShowOptions = iShowOptions;
+    options.iTargetOrigin = iTargetOrigin;
+    iSession->Render( aBitmap, iMapImageParams, options, aStatus );
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnMapImage::RenderL( CFbsBitmap& aBitmap, MMnMapImageRenderCallback& aCallback )
+    {
+    if ( !iActiveCallback ) 
+        {
+        iActiveCallback = CMnActiveCallback::NewL( *this, *iSession );
+        }
+
+    if ( iActiveCallback->IsActive() )
+        {
+        User::Panic( KMnPanicClientFault, KMnPanicDuplicateRequest );
+        }
+
+    // iActiveCallback member always points to CMnActiveCallback object
+    CMnActiveCallback* activeCallback = reinterpret_cast<CMnActiveCallback*>( iActiveCallback );
+    activeCallback->StartL( aBitmap, aCallback );
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnMapImage::CancelRendering()
+    {
+    if ( iActiveCallback && iActiveCallback->IsActive() )
+        {
+        iActiveCallback->Cancel();
+        }
+    else
+        {
+        iSession->Cancel();
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CMnMapImage::GetImageCoordinate(
+    const TCoordinate& aWorldCoordinate,
+    TPoint& aImagePoint ) const
+    {
+    iCoordConverter->SetMapImageParams( iMapImageParams );
+    return iCoordConverter->GetImageCoordinate( aWorldCoordinate, aImagePoint );
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CMnMapImage::GetWorldCoordinate(
+    const TPoint& aImagePoint,
+    TCoordinate& aWorldCoordinate ) const
+    {
+    iCoordConverter->SetMapImageParams( iMapImageParams );
+    return iCoordConverter->GetWorldCoordinate( aImagePoint, aWorldCoordinate );
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnMapImage::SetExitObserverL( MAknServerAppExitObserver& aObserver )
+    {
+    if ( iExitMonitor )
+        {
+        User::Leave( KErrAlreadyExists );
+        }
+    else
+        {
+        iExitMonitor = CApaServerAppExitMonitor::NewL( 
+            *iSession, aObserver, CActive::EPriorityStandard );
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnMapImage::RemoveExitObserver()
+    {
+    delete iExitMonitor;
+    iExitMonitor = NULL;
+    }